GRAPPLE AR-DEMOLITION 3677531 - Caterpillar

Illustration 1 g06295667
Install seal (16) and spacer (17).
Illustration 2 g06295654
Install O-ring seal and backup ring (14). Install O-ring seal (15).
Illustration 3 g06295640
Illustration 4 g06295645
Install bushing (10). Install O-ring seal (13). Install inner seal (12), and outer seal (11).
Illustration 5 g06296653
Install cylinder nut (6) onto rod end (9). Apply oil on seals and rod end for assembly.
Illustration 6 g06295422
Illustration 7 g06295757
Mount the rod end onto Tooling (A).Install piston (8). Use Tooling (D) to tighten piston (8). Tighten piston (8) to a torque of 400 20 N m (295 15 lb ft).Install ball and set screw (7). Tighten set screw (7) to a torque of 17 2 N m (150 18 lb in). Stake set screw in place once torque is applied.
Illustration 8 g06319794
Illustration 9 g06295798
Mount barrel end of cylinder (5) on Tooling (A).Align barrel assembly (5) and the rod assembly for installation. Apply hydraulic oil inside barrel assembly and on piston (8).Install the piston and rod assembly inside the barrel assembly.
Illustration 10 g06295383
Illustration 11 g06295820
Install cylinder nut (6) into barrel assembly (5). Apply hydraulic oil to seals before installation.Use Tooling (C) to tighten cylinder nut (6) to a torque of 226 N m (167 lb ft).
Illustration 12 g06295269
Illustration 13 g06295274
Install seals (1) into barrel end of blade cylinder (2). Install seals (3) into rod end of blade cylinder (4).End By:
Install blade cylinder.